<%@ page import="java.sql.Connection" %>
<%@ page import="java.sql.Statement" %>
<%@ page import="java.sql.ResultSet" %>
<%@ page import="java.sql.DriverManager" %>
<%@ page import="java.util.List" %>
<%@ page import="java.util.ArrayList" %><%--
  Created by IntelliJ IDEA.
  User: Administrator
  Date: 2018/5/3
  Time: 16:26
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title1</title>
</head>
<body>

<style type="text/css">
    table{
        border-collapse: collapse;
    }
    td{
        border: 1px solid #000;
        padding: 10px;
    }

</style>
<jsp:include page="header.jsp"/>
<table>

    <tr>
        <td>编号</td>
        <td>用户名</td>
        <td>密码</td>
        <td>操作1</td>
        <td>操作2</td>
    </tr>
    <%
        //脚本
        // 3+1
        Connection connection=null;
        Statement statement=null;
        ResultSet resultSet=null;

        String sql="select * from t_users";

        //
        Class.forName("com.mysql.jdbc.Driver");

        connection= DriverManager.getConnection(
                "jdbc:mysql://localhost:3306/sctu_javaweb_2018?serverTimezone=UTC",
                "root",
                "1314521");

        statement = connection.createStatement();

        resultSet = statement.executeQuery(sql);

        class User{
            int id;
            String username;
            String password;
        }

        List<User>userList=new ArrayList<User>();
        while (resultSet.next()){

            int id=resultSet.getInt(1);
            String username=resultSet.getString(2);
            String password=resultSet.getString(3);

            User user=new User();
            user.id=id;
            user.username=username;
            user.password=password;


            userList.add(user);


        }
        resultSet.close();
        statement.close();
        connection.close();

            for(User u:userList){
                out.write("<tr><td>" + u.id +
                        "</td><td>" + u.username +
                        "</td><td>" + u.password +
                        "</td><td>" +
                        "<a href='deleteUserHandler.jsp?id="
                        +u.id+"'>删除</a></td>" +
                        "<td><a href='updateUser.jsp?id="+u.id+"&username="+u.username+"&password="+u.password+"'>更新</a></td></tr>");
            }



    %>

</table>
</body>
</html>
